
Universal Mobile Telecommunications System (UMTS); SIM/USIM internal and external interworking aspects (3GPP TR 31.900 version 7.1.0 Release 7)
NORMA vydána dne 30.6.2007
Designation standards: ETSI TR 131900-V7.1.0
Publication date standards: 30.6.2007
The number of pages: 42
Approximate weight : 126 g (0.28 lbs)
Country: European technical standard
Kategorie: Technické normy ETSI